Home / 195,611,911.20-293,417,866.80-180,831,290.40

Finding the Fourth Proportional to 195,611,911.20, 293,417,866.80 and 180,831,290.40

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Solution

The fourth proportional to 195,611,911.20, 293,417,866.80 and 180,831,290.40 is: 271,246,935.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,611,911.20 : 293,417,866.80 = 180,831,290.40 : x
  2. Step 2: Convert to fraction form
    195,611,911.20/293,417,866.80 = 180,831,290.40/x
  3. Step 3: Cross multiply
    195,611,911.20x = 293,417,866.80 × 180,831,290.40
  4. Step 4: Simplify right side
    195,611,911.20x = 53,059,131,479,859,320
  5. Step 5: Solve for x
    x = 53,059,131,479,859,320/195,611,911.20
  6. Step 6: Final answer
    x = 271,246,935.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.